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Strength of electric field needed to observe noticeable effects on refraction in water
I was looking into the mechanism behind refraction and stumbled upon a Fermilab video explaining it has to do with the electric fields of the particles in the medium interacting interacting with the ...
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$E$ field boundary condition and Snell`s law
So, for E field boundary condition, we know the vertical part of the incident field
$\varepsilon _{1}E_{1\perp } = \varepsilon _{2}E_{2\perp }$
and the tangential parts are same from both side.
That ...
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